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Inventories and natural gas in storage
6 Months Ended
Jun. 30, 2024
Inventory Disclosure [Abstract]  
Inventories and natural gas in storage Inventories and natural gas in storage
Natural gas in storage for the Company's regulated operations is generally valued at lower of cost or market using the last-in, first-out method or lower of cost or net realizable value using the average cost or first-in, first-out method. The majority of all other inventories are valued at the lower of cost or net realizable value using the average cost method. The portion of the cost of natural gas in storage expected to be used within 12 months was included in inventories. Inventories on the Consolidated Balance Sheets were as follows:
 June 30, 2024June 30, 2023December 31, 2023
 (In thousands)
Merchandise for resale$39,408 $32,498 $34,955 
Natural gas in storage (current)16,363 15,388 39,377 
Materials and supplies6,880 6,391 5,460 
Other7,085 5,877 7,600 
Total$69,736 $60,154 $87,392 
The remainder of natural gas in storage, which largely represents the cost of gas required to maintain pressure levels for normal operating purposes, was included in noncurrent assets - other and was $50.1 million, $47.4 million and $48.5 million at June 30, 2024 and 2023 and December 31, 2023, respectively.